Unicorn, a fabulous animal like a horse, with a cubit and a half long horn on the forehead; was adopted by James I. as the symbol of Scotland on the royal arms; is in Christian art a symbol of the incarnation, and an emblem of female chastity.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Unearned Increment * Uniformity, Act Of